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19 Sir Williams Close, Aylsham, Norwich, NR11 6AP

Property type
Detached
Bedrooms
4
Bathrooms
2
Floor area
144 m²
1550 sq ft
Energy rating
C
Score 69
Council tax
Band C
Tenure
Owner Occupied
Overview

About 19 Sir Williams Close

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

19 Sir Williams Close is a four-bedroom detached house in Aylsham, Norwich, Norwich (NR11 6AP). It has a recorded floor area of 144 m² (around 1550 sq ft), construction records dating it to 1950-1966 and council tax band C. Other recorded features include outbuildings. The latest certificate (May 2024) shows a C (score 69), just inside the C band. The recommended improvements would push it to B (score 84).

At 144 m² the property is well over the postcode median (92 m² across 30 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. It changed hands recently, sold February 2025 for £370,000. Across 1997–2025, sale prices on this property compounded at 7.2% per year. Today's modelled estimate of £412,000 is 11.4% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£239/sq ft) was about 27.7% above the typical sold price in the postcode.

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms4
  • Bathrooms2
  • Open-plan layoutYes
  • Dining roomYes
  • Utility roomYes
  • CloakroomYes
  • StudyYes

Outside

  • Private gardenYes
  • GarageYes
  • Summer houseYes
  • OutbuildingsYes

Building

  • RefurbishedYes
Before you decide

Everything you need to know about 19 Sir Williams Close

The true value, the hidden risks and the full sale history, in one report.

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

19 Sir Williams Close ranks among the most efficient homes in the postcode for energy use.

EPC Rating

A
B
C
C69
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
5.1 t/year
Occupancy
Owner Occupied
SDL Surveying

Get a survey for this property

Level 3 Building Survey

Mid 20th centuryDetached HouseEPC CExtended multiple times (2+ extensions)Permanent outbuildings

Because the property has been extended more than once and has permanent outbuildings, we believe a Level 3 building survey should be considered.

From £1,020 · Includes VAT

Planning

Planning history

Applications and permits filed against 19 Sir Williams Close, Aylsham, Norwich, NR11 6AP, sourced from the PlanIt planning register.

19 Sir Williams Close has no planning applications on record.

A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

Latest sale on 19 Sir Williams Close was the highest on Land Registry record across the postcode.

Current estimate

£412,000

Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 28 years.

See how we calculated this
Last sold (2025)

£370,000

Growth on file: 7.2% per year over 28 years.

Sales timeline

  1. 27 February 2025Most recent

    £370,000

    +585.2%over 27 years
  2. 29 April 1997

    £54,000

Median price across the last 5 sales in NR11 6AP: £243,500 (2024–2021).

On the street

Versus other Sir Williams Close homes

Four headline reads against 30 similar houses on this street, drawn from the latest EPC and Land Registry data.

Years Held for 19 Sir Williams Close lags the street by a wide margin.

Price per m²

£2,569

Street avg £2,524

On par

Floor Area

144 m²

Street avg 93 m²

Strongly above

Habitable Rooms

8 rooms

Street avg 5 rooms

Strongly above

CO₂ Emissions

5.1 t/year

Street avg 4.6 t/year

Below
Before you decide

Everything you need to know about 19 Sir Williams Close

The true value, the hidden risks and the full sale history, in one report.

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Norwich district page.

Rail-style transport is unusually close for this postcode.

Crime

3/mo

Steady year-on-year across the wider district.

Nearest stop

0.5 km

Aylsham (Bure Valley Railway) — subway entrance.

Closest school

0.1 km

Aylsham High School. 4 schools nearby.

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around NR11 6AP from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for NR11 6AP

Daytime· 07:00 – 23:00

48.6dB

Low
Night-time road noise heatmap for NR11 6AP

Night-time· 23:00 – 07:00

38.9dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 19 Sir Williams Close, Aylsham, Norwich, NR11 6AP. Each answer is also embedded as structured data for search engines.